Kingdom Plantae

Question 1

Natural Classification System for flowering plants was given by

Answer 1

George Bentham & Joseph Dalton Hooker

Question 2

Organism belonging to same taxa have a common

Answer 2

ancestor

Question 3

Taxonomy carried out using computer based on all observable characteristics

Answer 3

Numerical Taxonomy

Question 4

Benefits of Numerical Taxonomy

Answer 4

each character is given equal importance

Question 5

Taxonomy based on cytological information like chromosome number structure behaviour

Answer 5

Cytotaxonomy

Question 6

Taxonomy that uses the chemical constituents of the plant to resolve confusions

Answer 6

Chemotaxonomy

Question 7

chlorophyll bearing, simple, thalloid, autotrophic and largely aquatic organisms

Answer 7

Algae

Question 8

association bw algae and animal

Answer 8

sloth bear

Question 9

Volvox is a

Answer 9

Colonial algae

Question 10

Ulothrix is a

Answer 10

filamentous algae

Question 11

Spirogyra is a

Answer 11

Filamentous algae

Question 12

flagellated isogametes

Answer 12

Ulothrix

Question 13

non flagellated isogametes

Answer 13

Spirogyra

Question 14

Fusion between one large, non motile female gamete and a smaller motile male gamete is termed

Answer 14

oogamous

Question 15

Examples of oogamous

Answer 15

Volvox, fucus

Question 16

half of the total Carbon dioxide fixation on earth is carried out by which organism through photosynthesis

Answer 16

Algae

Question 17

Which organism are of paramount importance as primary producer of energy rich compounds which form the basis of food cycles of all Aquatic animals

Answer 17

Algae

Question 18

marine algae used as food

Answer 18

Porphyra
Laminaria
Sargassum

Question 19

marine brown and red algae produce large amounts of

Answer 19

hydrocolloids
eg:- algin(brown algae), carragreen(red algae)

Question 20

Gelidium and Gracilaria gives

Answer 20

Agar

Question 21

Agar is used

Answer 21

to grow microbes
Preparation of ice cream and jellies

Question 22

Chlorella

Answer 22

1. unicellular alga
2. Rich in proteins
3. used as food supplements even by space travellers

Question 23

Chlorophyceae

Answer 23

green algae

Question 24

Chlorophyceae are green because of

Answer 24

chlorophyll a
chlorophyll b

Question 25

storage bodies in chlorophyceae located in chloroplast

Answer 25

pyrenoids

Question 26

Pyrenoids contain

Answer 26

1. Starch 2. Proteins

Question 27

Chlorophyceae have 1. Inner cell wall made of 2. Outer cell wall made of

Answer 27

1. Cellulose 2. Pectose

Question 28

Asexual reproduction in chlorophyceae

Answer 28

by flagellated zoospores produced in zoosporangia

Question 29

Chlamydomonas is an example of

Answer 29

Chlorophyceae

Question 30

Volvox is an example of

Answer 30

Chlorophyceae

Question 31

Ulothrix is an example of

Answer 31

Chlorophyceae

Question 32

Spirogyra is an example of

Answer 32

Chlorophyceae

Question 33

Chara is an example of

Answer 33

Chlorophyceae

Question 34

Phaeophyceae are found in

Answer 34

Marine habitat

Question 35

Brown algae

Answer 35

Phaeophyceae

Question 36

Filamentous phaeophyceae

Answer 36

Ectocarpus

Question 37

profusely branched phaeophyceae

Answer 37

Kelps

Question 38

Kelps max height is

Answer 38

100 m

Question 39

pigments in phaeophyceae

Answer 39

chlorophyll a Chlorophyll c Carotenoids Xanthophylls

Question 40

Which pigment decides color in phaeophyceae

Answer 40

Fucoxanthin

Question 41

Food in phaeophyceae is stored in the form of

Answer 41

laminarin and mannitol

Question 42

Phaeophyceae cell walls are covered by covered by a gelatinous coating

Answer 42

algin

Question 43

Protoplast of phaeophyceae have

Answer 43

Plastid, vacuole, nucleus

Question 44

Phaeophyceae plant body is attached to susbtratum by

Answer 44

Holdfast

Question 45

Phaeophyceae have a stalk called

Answer 45

Stipe

Question 46

Phaeophyceae have leaf like photosynthetic organ

Answer 46

Frond

Question 47

Vegetative reproduction in phaeophyceae takes place by

Answer 47

Fragmentation

Question 48

Asexual reproduction in phaeophyceae takes place by

Answer 48

Biflagellate zoospores

Question 49

Structure of biflagellate zoospores

Answer 49

Pear shaped Have two unequal laterally attached flagella

Question 50

Union of gametes in phaeophyceae takes place in

Answer 50

Water or oogonium

Question 51

Gametes in phaeophyceae are

Answer 51

Pyriform(pear shaped)

Question 52

Gametes in phaeophyceae bear two laterally attached

Answer 52

Flagella

Question 53

Dictyota is an example of

Answer 53

Phaeophyceae

Question 54

Laminaria is an example of

Answer 54

Phaeophyceae

Question 55

Sargassum is an example of

Answer 55

Phaeophyceae

Question 56

Fucus is an example of

Answer 56

Phaeophyceae

Question 57

Red algae

Answer 57

Rhodophyceae

Question 58

Red algae are red due to

Answer 58

red pigment r-phycoerythrin

Question 59

Red algae are

Answer 59

marine

Question 60

Red algae are found in

Answer 60

Warmer area

Question 61

They can survive in

Answer 61

Great depth of oceans

Question 62

Thalli of most rhodophyceae is

Answer 62

Multicellular

Question 63

Food in rhodophyceae is stored as

Answer 63

Floridean starch

Question 64

Floridean starch has

Answer 64

amylopectin/glycogen type structure

Question 65

Vegetative Asexual Sexual reproduction in red algae

Answer 65

by fragmentation by non motile spores by non motile gametes

Question 66

Polysiphonia is an example of

Answer 66

Rhodophyceae

Question 67

Porphyra is an example of

Answer 67

Rhodophyceae

Question 68

Gracilaria is an example of

Answer 68

Rhodophyceae

Question 69

Gelidium is an example of

Answer 69

Bryophyte